Lecture 5: Cartilage and Bone
Lecture 5 Study Topics – Cartilage and Bone
Skeletal System
- Composition: Cartilage and bone.
- Functions: (This section is expanded upon, but the initial mention is here).
Cartilage
- Functions: (This section is expanded upon, but the initial mention is here).
- Growth Patterns:
- Interstitial growth
- Appositional growth
Classification of Bones
- Long bones
- Short bones
- Flat bones
- Irregular bones
Specialized Cells of Bone
- Osteoprogenitor cells
- Osteocytes
- Osteoblasts
- Osteoclasts
- Protein Fibers: Collagen fibers
- Ground Substance: Hydroxyapatite
Bone
- Compact Bone:
- Osteon
- Central canal
- Concentric lamellae
- Interstitial lamellae
- External circumferential lamellae
- Internal circumferential lamellae
- Endosteum
- Periosteum
- Osteocyte
- Lacunae
- Canaliculi
- Spongy Bone:
- Trabeculae
- Parallel lamellae
Periosteum
- Fibrous layer
- Osteogenic layer
Endosteum
Gross Anatomy of Long Bones
- Epiphysis
- Articular cartilage
- Metaphysis
- Diaphysis
- Epiphyseal line
- Medullary cavity
- Yellow bone marrow
- Red bone marrow
- Regions of compact bone
- Regions of spongy bone
Ossification
- Intramembranous ossification
- Endochondral ossification
Growth of Bone
- Interstitial bone growth
- Appositional bone growth
Bone Maintenance and Growth
- Effects of vitamin A, vitamin C, vitamin D on bone
Repair of Fracture